| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.sysds.test.functions.mlcontext; |
| |
| import static org.apache.sysds.api.mlcontext.ScriptFactory.dml; |
| |
| import org.apache.spark.api.java.JavaPairRDD; |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.apache.sysds.api.mlcontext.MLResults; |
| import org.apache.sysds.api.mlcontext.Matrix; |
| import org.apache.sysds.api.mlcontext.MatrixMetadata; |
| import org.apache.sysds.api.mlcontext.Script; |
| import org.apache.sysds.api.mlcontext.MLContext.ExplainLevel; |
| import org.apache.sysds.conf.ConfigurationManager; |
| import org.apache.sysds.runtime.controlprogram.context.SparkExecutionContext; |
| import org.apache.sysds.runtime.matrix.data.MatrixBlock; |
| import org.apache.sysds.runtime.matrix.data.MatrixIndexes; |
| import org.apache.sysds.runtime.meta.MatrixCharacteristics; |
| import org.apache.sysds.runtime.util.DataConverter; |
| |
| public class MLContextOutputBlocksizeTest extends MLContextTestBase |
| { |
| private final static int rows = 100; |
| private final static int cols = 63; |
| private final static double sparsity = 0.7; |
| |
| @Test |
| public void testOutputBlocksizeTextcell() { |
| runMLContextOutputBlocksizeTest("text"); |
| } |
| |
| @Test |
| public void testOutputBlocksizeCSV() { |
| runMLContextOutputBlocksizeTest("csv"); |
| } |
| |
| @Test |
| public void testOutputBlocksizeMM() { |
| runMLContextOutputBlocksizeTest("mm"); |
| } |
| |
| @Test |
| public void testOutputBlocksizeBinary() { |
| runMLContextOutputBlocksizeTest("binary"); |
| } |
| |
| |
| private void runMLContextOutputBlocksizeTest(String format) |
| { |
| try |
| { |
| double[][] A = getRandomMatrix(rows, cols, -10, 10, sparsity, 76543); |
| MatrixBlock mbA = DataConverter.convertToMatrixBlock(A); |
| int blksz = ConfigurationManager.getBlocksize(); |
| MatrixCharacteristics mc = new MatrixCharacteristics(rows, cols, blksz, mbA.getNonZeros()); |
| |
| //create input dataset |
| JavaPairRDD<MatrixIndexes,MatrixBlock> in = SparkExecutionContext.toMatrixJavaPairRDD(sc, mbA, blksz); |
| Matrix m = new Matrix(in, new MatrixMetadata(mc)); |
| |
| ml.setExplain(true); |
| ml.setExplainLevel(ExplainLevel.HOPS); |
| |
| //execute script |
| String s ="if( sum(X) > 0 )" |
| + " X = X/2;" |
| + "R = X;" |
| + "write(R, \"/tmp\", format=\""+format+"\");"; |
| Script script = dml(s).in("X", m).out("R"); |
| MLResults results = ml.execute(script); |
| |
| //compare output matrix characteristics |
| MatrixCharacteristics mcOut = results.getMatrix("R") |
| .getMatrixMetadata().asMatrixCharacteristics(); |
| Assert.assertEquals(blksz, mcOut.getBlocksize()); |
| } |
| catch(Exception ex) { |
| ex.printStackTrace(); |
| throw new RuntimeException(ex); |
| } |
| } |
| } |